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Individual Calculations December 2017 |
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| Kumarasinghe, P Sandaru Kaushal Total change: -61.20 | |   |
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| Sri Lanka Junior National Chess Championship 2017 | Colombo | SRI | 2017-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1211 | 1194 | 0.00 | 3 | -1.53 | 40 | -61.20 | |
|  Perera, D Upashan L | | | 1567 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Hemachandra, D K S Sethmika | | | 1004 | SRI | 0.00 | 1 | -0.75 | 40 | -30.00 | |  Ponnamperuma, Weraka Vasath | | | 1062 | SRI | 0.00 | 1 | -0.68 | 40 | -27.20 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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